Home / 477,921.96-659,549.88-263,071.08

Finding the Fourth Proportional to 477,921.96, 659,549.88 and 263,071.08

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Solution

The fourth proportional to 477,921.96, 659,549.88 and 263,071.08 is: 363,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,921.96 : 659,549.88 = 263,071.08 : x
  2. Step 2: Convert to fraction form
    477,921.96/659,549.88 = 263,071.08/x
  3. Step 3: Cross multiply
    477,921.96x = 659,549.88 × 263,071.08
  4. Step 4: Simplify right side
    477,921.96x = 173,508,499,245.47
  5. Step 5: Solve for x
    x = 173,508,499,245.47/477,921.96
  6. Step 6: Final answer
    x = 363,047.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.